Holt, A. Julkaisussa Journal of Australian Strength and Conditioning (2016) “...educational training...”
Mazanov, J., Backhouse, S., Connor, J., Hemphill, D., Quirk, F. Julkaisussa Scandinavian Journal of Medicine & Science in Sports (2014) “...educational training...”
Wörmann, S., Hanke, U. Julkaisussa Leistungssport (1994) “...educational training...”
Callow, N., Roberts, R., Bringer, J., Langan, E. Julkaisussa The Sport Psychologist (2010) “...educational training...”
Schwidtmann, H., Licht, G. Julkaisussa Theorie und Praxis des Leistungssports (1986) “...educational training...”
König, H.-J. Julkaisussa Theorie und Praxis des Leistungssports (1986) “...educational training...”
Schubert, F., Schellenberger, H. Julkaisussa Theorie und Praxis des Leistungssports (1986) “...educational training...”
Kutschke, F. Julkaisussa Theorie und Praxis des Leistungssports (1986) “...educational training...”